! Started logfile: /vlbi/uf001/uva//J2052+3635_S_dfm.log on Mon Jan 14 05:40:34 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uva//J2052+3635_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2052+3635_S_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.966082 visibilities/baseline/integration-bin. ! Found source: J2052+3635 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 7434 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J2052+3635_S] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.875484Jy sigma=23.823501 ! Fit after self-cal, rms=2.073420Jy sigma=14.530401 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.545 mas, bmaj=4.562 mas, bpa=-3.961 degrees ! Estimated noise=1.06354 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.05761 Jy ! Component: 100 - total flux cleaned = 1.47096 Jy ! Total flux subtracted in 100 components = 1.47096 Jy ! Clean residual min=-0.207864 max=0.507722 Jy/beam ! Clean residual mean=0.000137 rms=0.051918 Jy/beam ! Combined flux in latest and established models = 1.47096 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 1.47096 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.890683Jy sigma=13.838220 ! Fit after self-cal, rms=1.893719Jy sigma=13.818863 ! Inverting map ! Added new window around map position (58.5, -11.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.494553 Jy ! Component: 100 - total flux cleaned = 0.802729 Jy ! Total flux subtracted in 100 components = 0.802729 Jy ! Clean residual min=-0.150102 max=0.359703 Jy/beam ! Clean residual mean=0.000107 rms=0.040924 Jy/beam ! Combined flux in latest and established models = 2.27369 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 33 components and 2.27369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.546843Jy sigma=10.787427 ! Fit after self-cal, rms=1.489923Jy sigma=10.521098 ! Inverting map ! Added new window around map position (53.5, -9.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.360624 Jy ! Component: 100 - total flux cleaned = 0.6256 Jy ! Total flux subtracted in 100 components = 0.6256 Jy ! Clean residual min=-0.118143 max=0.266067 Jy/beam ! Clean residual mean=0.000088 rms=0.031071 Jy/beam ! Combined flux in latest and established models = 2.89929 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 49 components and 2.89929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.225055Jy sigma=8.350866 ! Fit after self-cal, rms=1.196577Jy sigma=8.248728 ! Inverting map ! Added new window around map position (62.5, -8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.280434 Jy ! Component: 100 - total flux cleaned = 0.497873 Jy ! Total flux subtracted in 100 components = 0.497873 Jy ! Clean residual min=-0.083005 max=0.139010 Jy/beam ! Clean residual mean=0.000044 rms=0.023658 Jy/beam ! Combined flux in latest and established models = 3.39716 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 3.39716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.992726Jy sigma=6.577897 ! Fit after self-cal, rms=0.980543Jy sigma=6.505824 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.197671 Jy ! Component: 100 - total flux cleaned = 0.3676 Jy ! Total flux subtracted in 100 components = 0.3676 Jy ! Clean residual min=-0.067185 max=0.107689 Jy/beam ! Clean residual mean=0.000032 rms=0.019268 Jy/beam ! Combined flux in latest and established models = 3.76476 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 73 components and 3.76476 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.833247Jy sigma=5.424333 ! Fit after self-cal, rms=0.827874Jy sigma=5.403139 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.153735 Jy ! Component: 100 - total flux cleaned = 0.288678 Jy ! Total flux subtracted in 100 components = 0.288678 Jy ! Clean residual min=-0.055563 max=0.087120 Jy/beam ! Clean residual mean=0.000027 rms=0.016202 Jy/beam ! Combined flux in latest and established models = 4.05344 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 85 components and 4.05344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.716341Jy sigma=4.606307 ! Fit after self-cal, rms=0.713077Jy sigma=4.595054 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.013 mas, bmaj=5.334 mas, bpa=-0.8698 degrees ! Estimated noise=0.749675 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.194899 Jy ! Component: 100 - total flux cleaned = 0.355087 Jy ! Component: 150 - total flux cleaned = 0.493556 Jy ! Component: 200 - total flux cleaned = 0.614695 Jy ! Total flux subtracted in 200 components = 0.614695 Jy ! Clean residual min=-0.051889 max=0.076085 Jy/beam ! Clean residual mean=0.000044 rms=0.015901 Jy/beam ! Combined flux in latest and established models = 4.66813 Jy ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 129 components and 4.66813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.495622Jy sigma=3.134043 ! Fit after self-cal, rms=0.487394Jy sigma=3.082138 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.11266 Jy ! Component: 100 - total flux cleaned = 0.209031 Jy ! Component: 150 - total flux cleaned = 0.294141 Jy ! Component: 200 - total flux cleaned = 0.369466 Jy ! Total flux subtracted in 200 components = 0.369466 Jy ! Clean residual min=-0.038072 max=0.053319 Jy/beam ! Clean residual mean=0.000012 rms=0.011741 Jy/beam ! Combined flux in latest and established models = 5.0376 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 162 components and 5.0376 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.373413Jy sigma=2.375962 ! Fit after self-cal, rms=0.370233Jy sigma=2.354877 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.013 x 5.334 at -0.8698 degrees (North through East) ! Clean map min=-0.03648 max=1.7141 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 1.07 KP 0.96 ! LA 0.87 MK 1.03 NL 1.02 OV 0.96 ! PT 0.91 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 1.04 KP 0.96 ! LA 0.87 MK 1.01 NL 1.04 OV 0.95 ! PT 0.93 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 1.04 KP 0.97 ! LA 0.87 MK 1.04 NL 1.07 OV 0.96 ! PT 0.93 SC 1.04 ! ! ! Fit before self-cal, rms=0.370233Jy sigma=2.354877 ! Fit after self-cal, rms=0.169217Jy sigma=1.603637 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.082 mas, bmaj=5.455 mas, bpa=-0.8626 degrees ! Estimated noise=0.732093 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0324336 Jy ! Component: 100 - total flux cleaned = 0.0537215 Jy ! Component: 150 - total flux cleaned = 0.070306 Jy ! Component: 200 - total flux cleaned = 0.0842053 Jy ! Total flux subtracted in 200 components = 0.0842053 Jy ! Clean residual min=-0.022705 max=0.027621 Jy/beam ! Clean residual mean=-0.000037 rms=0.005818 Jy/beam ! Combined flux in latest and established models = 5.12181 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 185 components and 5.12181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.158670Jy sigma=1.473058 ! Fit after self-cal, rms=0.157585Jy sigma=1.467272 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.157585Jy sigma=1.467272 ! Fit after self-cal, rms=0.106287Jy sigma=1.111797 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.085 mas, bmaj=5.48 mas, bpa=-0.9339 degrees ! Estimated noise=0.734211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0165184 Jy ! Component: 100 - total flux cleaned = 0.0232039 Jy ! Component: 150 - total flux cleaned = 0.0288426 Jy ! Component: 200 - total flux cleaned = 0.0344343 Jy ! Total flux subtracted in 200 components = 0.0344343 Jy ! Clean residual min=-0.013841 max=0.017398 Jy/beam ! Clean residual mean=0.000028 rms=0.003474 Jy/beam ! Combined flux in latest and established models = 5.15624 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 198 components and 5.15624 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.101285Jy sigma=1.061821 ! Fit after self-cal, rms=0.100585Jy sigma=1.058113 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (49, -10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0170758 Jy ! Component: 100 - total flux cleaned = 0.0262405 Jy ! Component: 150 - total flux cleaned = 0.0307773 Jy ! Component: 200 - total flux cleaned = 0.0334661 Jy ! Total flux subtracted in 200 components = 0.0334661 Jy ! Clean residual min=-0.011240 max=0.013625 Jy/beam ! Clean residual mean=0.000021 rms=0.003078 Jy/beam ! Combined flux in latest and established models = 5.18971 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 217 components and 5.18971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096312Jy sigma=1.003574 ! Fit after self-cal, rms=0.095612Jy sigma=1.000853 ! Inverting map ! Added new window around map position (57.5, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101592 Jy ! Component: 100 - total flux cleaned = 0.0113853 Jy ! Component: 150 - total flux cleaned = 0.0122147 Jy ! Component: 200 - total flux cleaned = 0.0132516 Jy ! Total flux subtracted in 200 components = 0.0132516 Jy ! Clean residual min=-0.010376 max=0.013962 Jy/beam ! Clean residual mean=0.000016 rms=0.002881 Jy/beam ! Combined flux in latest and established models = 5.20296 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 228 components and 5.20296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.093273Jy sigma=0.972041 ! Fit after self-cal, rms=0.093045Jy sigma=0.970376 ! Inverting map ! Added new window around map position (-73, -66). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104778 Jy ! Component: 100 - total flux cleaned = 0.0129992 Jy ! Component: 150 - total flux cleaned = 0.0151371 Jy ! Component: 200 - total flux cleaned = 0.0170813 Jy ! Total flux subtracted in 200 components = 0.0170813 Jy ! Clean residual min=-0.010278 max=0.013478 Jy/beam ! Clean residual mean=0.000011 rms=0.002678 Jy/beam ! Combined flux in latest and established models = 5.22004 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 247 components and 5.22004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.090328Jy sigma=0.943756 ! Fit after self-cal, rms=0.090184Jy sigma=0.942210 ! Inverting map ! Added new window around map position (4, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00488788 Jy ! Component: 100 - total flux cleaned = 0.00738311 Jy ! Component: 150 - total flux cleaned = 0.0101172 Jy ! Component: 200 - total flux cleaned = 0.0112626 Jy ! Total flux subtracted in 200 components = 0.0112626 Jy ! Clean residual min=-0.009329 max=0.011278 Jy/beam ! Clean residual mean=0.000012 rms=0.002486 Jy/beam ! Combined flux in latest and established models = 5.2313 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 265 components and 5.2313 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.088096Jy sigma=0.914546 ! Fit after self-cal, rms=0.087818Jy sigma=0.913017 ! Inverting map ! Added new window around map position (-7.5, 79). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00687219 Jy ! Component: 100 - total flux cleaned = 0.0100115 Jy ! Component: 150 - total flux cleaned = 0.0119856 Jy ! Component: 200 - total flux cleaned = 0.0130131 Jy ! Total flux subtracted in 200 components = 0.0130131 Jy ! Clean residual min=-0.008612 max=0.009853 Jy/beam ! Clean residual mean=0.000015 rms=0.002350 Jy/beam ! Combined flux in latest and established models = 5.24432 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 282 components and 5.24431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086111Jy sigma=0.892605 ! Fit after self-cal, rms=0.085927Jy sigma=0.891835 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085927Jy sigma=0.891835 ! Fit after self-cal, rms=0.082580Jy sigma=0.876994 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.078 mas, bmaj=5.473 mas, bpa=-0.8201 degrees ! Estimated noise=0.734484 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00843852 Jy ! Component: 100 - total flux cleaned = 0.0151181 Jy ! Component: 150 - total flux cleaned = 0.020788 Jy ! Component: 200 - total flux cleaned = 0.0248657 Jy ! Total flux subtracted in 200 components = 0.0248657 Jy ! Clean residual min=-0.007836 max=0.008990 Jy/beam ! Clean residual mean=0.000013 rms=0.002078 Jy/beam ! Combined flux in latest and established models = 5.26918 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 293 components and 5.26918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080635Jy sigma=0.859206 ! Fit after self-cal, rms=0.080448Jy sigma=0.858580 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-30.5, 41.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00370565 Jy ! Component: 100 - total flux cleaned = 0.00560601 Jy ! Component: 150 - total flux cleaned = 0.00818883 Jy ! Component: 200 - total flux cleaned = 0.0104173 Jy ! Total flux subtracted in 200 components = 0.0104173 Jy ! Clean residual min=-0.007329 max=0.007807 Jy/beam ! Clean residual mean=0.000013 rms=0.001946 Jy/beam ! Combined flux in latest and established models = 5.2796 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 319 components and 5.2796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078774Jy sigma=0.842335 ! Fit after self-cal, rms=0.078620Jy sigma=0.841869 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078620Jy sigma=0.841869 ! Fit after self-cal, rms=0.078188Jy sigma=0.839948 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.023 mas, bmaj=9.29 mas, bpa=1.042 degrees ! Estimated noise=1.08279 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00863877 Jy ! Component: 100 - total flux cleaned = 0.0133701 Jy ! Component: 150 - total flux cleaned = 0.0170127 Jy ! Component: 200 - total flux cleaned = 0.0205095 Jy ! Total flux subtracted in 200 components = 0.0205095 Jy ! Clean residual min=-0.009866 max=0.009007 Jy/beam ! Clean residual mean=0.000027 rms=0.002531 Jy/beam ! Combined flux in latest and established models = 5.30011 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 348 components and 5.30011 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076774Jy sigma=0.833878 ! Fit after self-cal, rms=0.076671Jy sigma=0.833317 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00316589 Jy ! Component: 100 - total flux cleaned = 0.00536949 Jy ! Component: 150 - total flux cleaned = 0.00672501 Jy ! Component: 200 - total flux cleaned = 0.00782795 Jy ! Total flux subtracted in 200 components = 0.00782795 Jy ! Clean residual min=-0.009535 max=0.008663 Jy/beam ! Clean residual mean=0.000023 rms=0.002444 Jy/beam ! Combined flux in latest and established models = 5.30793 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 360 components and 5.30793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076061Jy sigma=0.831799 ! Fit after self-cal, rms=0.076043Jy sigma=0.831678 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=3.074 mas, bmaj=5.471 mas, bpa=-0.7897 degrees ! Estimated noise=0.734468 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.074 x 5.471 at -0.7897 degrees (North through East) ! Clean map min=-0.0067703 max=1.6983 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076043Jy sigma=0.831678 ! Fit after self-cal, rms=0.073655Jy sigma=0.778447 ! Inverting map and beam ! Estimated beam: bmin=3.073 mas, bmaj=5.469 mas, bpa=-0.8283 degrees ! Estimated noise=0.735007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306243 Jy ! Component: 100 - total flux cleaned = 0.00487877 Jy ! Component: 150 - total flux cleaned = 0.00691275 Jy ! Component: 200 - total flux cleaned = 0.00896144 Jy ! Total flux subtracted in 200 components = 0.00896144 Jy ! Clean residual min=-0.006507 max=0.007652 Jy/beam ! Clean residual mean=0.000006 rms=0.001696 Jy/beam ! Combined flux in latest and established models = 5.3169 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 383 components and 5.3169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072735Jy sigma=0.765274 ! Fit after self-cal, rms=0.072729Jy sigma=0.765164 ! Inverting map ! Added new window around map position (-52.5, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00504241 Jy ! Component: 100 - total flux cleaned = 0.00733982 Jy ! Component: 150 - total flux cleaned = 0.0100543 Jy ! Component: 200 - total flux cleaned = 0.0120065 Jy ! Total flux subtracted in 200 components = 0.0120065 Jy ! Clean residual min=-0.006314 max=0.006348 Jy/beam ! Clean residual mean=0.000005 rms=0.001605 Jy/beam ! Combined flux in latest and established models = 5.3289 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 400 components and 5.3289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071701Jy sigma=0.752629 ! Fit after self-cal, rms=0.071653Jy sigma=0.752331 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071653Jy sigma=0.752331 ! Fit after self-cal, rms=0.071061Jy sigma=0.750910 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.583 mas, bmaj=4.663 mas, bpa=-3.866 degrees ! Estimated noise=1.05909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.0629 Jy ! Component: 100 - total flux cleaned = 1.63296 Jy ! Component: 150 - total flux cleaned = 2.08019 Jy ! Component: 200 - total flux cleaned = 2.44835 Jy ! Total flux subtracted in 200 components = 2.44835 Jy ! Clean residual min=-0.128957 max=0.224268 Jy/beam ! Clean residual mean=0.000011 rms=0.034092 Jy/beam ! Combined flux in latest and established models = 2.44835 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 31 model components to the UV plane model. ! The established model now contains 31 components and 2.44835 Jy ! Inverting map and beam ! Estimated beam: bmin=3.07 mas, bmaj=5.468 mas, bpa=-0.8067 degrees ! Estimated noise=0.734627 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.441613 Jy ! Component: 100 - total flux cleaned = 0.787086 Jy ! Component: 150 - total flux cleaned = 1.07044 Jy ! Component: 200 - total flux cleaned = 1.30642 Jy ! Total flux subtracted in 200 components = 1.30642 Jy ! Clean residual min=-0.072696 max=0.143701 Jy/beam ! Clean residual mean=0.000034 rms=0.023503 Jy/beam ! Combined flux in latest and established models = 3.75477 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 78 components and 3.75477 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.198417 Jy ! Component: 100 - total flux cleaned = 0.366867 Jy ! Component: 150 - total flux cleaned = 0.511112 Jy ! Component: 200 - total flux cleaned = 0.635324 Jy ! Total flux subtracted in 200 components = 0.635324 Jy ! Clean residual min=-0.044106 max=0.077776 Jy/beam ! Clean residual mean=0.000032 rms=0.013567 Jy/beam ! Combined flux in latest and established models = 4.39009 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 99 components and 4.39009 Jy ! Inverting map ! Added new window around map position (54.5, -14.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10757 Jy ! Component: 100 - total flux cleaned = 0.200746 Jy ! Component: 150 - total flux cleaned = 0.281801 Jy ! Component: 200 - total flux cleaned = 0.352501 Jy ! Total flux subtracted in 200 components = 0.352501 Jy ! Clean residual min=-0.027816 max=0.043893 Jy/beam ! Clean residual mean=0.000026 rms=0.008367 Jy/beam ! Combined flux in latest and established models = 4.74259 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 126 components and 4.74259 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0618555 Jy ! Component: 100 - total flux cleaned = 0.11614 Jy ! Component: 150 - total flux cleaned = 0.163924 Jy ! Component: 200 - total flux cleaned = 0.206114 Jy ! Total flux subtracted in 200 components = 0.206114 Jy ! Clean residual min=-0.018001 max=0.028489 Jy/beam ! Clean residual mean=0.000022 rms=0.005614 Jy/beam ! Combined flux in latest and established models = 4.94871 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 154 components and 4.94871 Jy ! Inverting map ! Added new window around map position (66.5, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0377255 Jy ! Component: 100 - total flux cleaned = 0.0712152 Jy ! Component: 150 - total flux cleaned = 0.101144 Jy ! Component: 200 - total flux cleaned = 0.127973 Jy ! Total flux subtracted in 200 components = 0.127973 Jy ! Clean residual min=-0.012918 max=0.016842 Jy/beam ! Clean residual mean=0.000017 rms=0.004062 Jy/beam ! Combined flux in latest and established models = 5.07668 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 185 components and 5.07668 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.017 mas, bmaj=9.282 mas, bpa=1.022 degrees ! Estimated noise=1.085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.047277 Jy ! Component: 100 - total flux cleaned = 0.0825686 Jy ! Component: 150 - total flux cleaned = 0.11093 Jy ! Component: 200 - total flux cleaned = 0.134295 Jy ! Total flux subtracted in 200 components = 0.134295 Jy ! Clean residual min=-0.012311 max=0.015535 Jy/beam ! Clean residual mean=0.000030 rms=0.004066 Jy/beam ! Combined flux in latest and established models = 5.21098 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0195348 Jy ! Component: 100 - total flux cleaned = 0.0360877 Jy ! Component: 150 - total flux cleaned = 0.0503981 Jy ! Component: 200 - total flux cleaned = 0.062844 Jy ! Total flux subtracted in 200 components = 0.062844 Jy ! Clean residual min=-0.009833 max=0.011135 Jy/beam ! Clean residual mean=0.000021 rms=0.002994 Jy/beam ! Combined flux in latest and established models = 5.27382 Jy ! Adding 141 model components to the UV plane model. ! The established model now contains 303 components and 5.27382 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.07 mas, bmaj=5.468 mas, bpa=-0.8067 degrees ! Estimated noise=0.734627 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00595546 Jy ! Component: 100 - total flux cleaned = 0.0136605 Jy ! Component: 150 - total flux cleaned = 0.0199307 Jy ! Component: 200 - total flux cleaned = 0.0260704 Jy ! Total flux subtracted in 200 components = 0.0260704 Jy ! Clean residual min=-0.009666 max=0.010489 Jy/beam ! Clean residual mean=0.000007 rms=0.002369 Jy/beam ! Combined flux in latest and established models = 5.29989 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 329 components and 5.29989 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.079950Jy sigma=0.891732 ! Fit after self-cal, rms=0.080106Jy sigma=0.883080 wmodel J2052+3635_S_map.mod ! Writing 329 model components to file: J2052+3635_S_map.mod wobs J2052+3635_S_uvs.fits ! Writing UV FITS file: J2052+3635_S_uvs.fits wwins J2052+3635_S_map.win ! wwins: Wrote 13 windows to J2052+3635_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0027261 Jy ! Component: 100 - total flux cleaned = 0.00508306 Jy ! Component: 150 - total flux cleaned = 0.00732364 Jy ! Component: 200 - total flux cleaned = 0.0090189 Jy ! Component: 250 - total flux cleaned = 0.0106622 Jy ! Component: 300 - total flux cleaned = 0.0126939 Jy ! Component: 350 - total flux cleaned = 0.0143896 Jy ! Component: 400 - total flux cleaned = 0.0157709 Jy ! Component: 450 - total flux cleaned = 0.0173924 Jy ! Component: 500 - total flux cleaned = 0.018844 Jy ! Component: 550 - total flux cleaned = 0.0200062 Jy ! Component: 600 - total flux cleaned = 0.0208953 Jy ! Component: 650 - total flux cleaned = 0.0220176 Jy ! Component: 700 - total flux cleaned = 0.0232373 Jy ! Component: 750 - total flux cleaned = 0.0240769 Jy ! Component: 800 - total flux cleaned = 0.0254929 Jy ! Component: 850 - total flux cleaned = 0.0260721 Jy ! Component: 900 - total flux cleaned = 0.0273266 Jy ! Component: 950 - total flux cleaned = 0.0278875 Jy ! Component: 1000 - total flux cleaned = 0.0287751 Jy ! Component: 1050 - total flux cleaned = 0.0295409 Jy ! Component: 1100 - total flux cleaned = 0.0304002 Jy ! Component: 1150 - total flux cleaned = 0.0309287 Jy ! Component: 1200 - total flux cleaned = 0.0314484 Jy ! Component: 1250 - total flux cleaned = 0.0320672 Jy ! Component: 1300 - total flux cleaned = 0.032982 Jy ! Component: 1350 - total flux cleaned = 0.034083 Jy ! Component: 1400 - total flux cleaned = 0.0345761 Jy ! Component: 1450 - total flux cleaned = 0.035554 Jy ! Component: 1500 - total flux cleaned = 0.0359393 Jy ! Component: 1550 - total flux cleaned = 0.0368917 Jy ! Component: 1600 - total flux cleaned = 0.0372665 Jy ! Component: 1650 - total flux cleaned = 0.0375452 Jy ! Component: 1700 - total flux cleaned = 0.0380985 Jy ! Component: 1750 - total flux cleaned = 0.0390993 Jy ! Component: 1800 - total flux cleaned = 0.0395466 Jy ! Component: 1850 - total flux cleaned = 0.0399913 Jy ! Component: 1900 - total flux cleaned = 0.0407828 Jy ! Component: 1950 - total flux cleaned = 0.041391 Jy ! Component: 2000 - total flux cleaned = 0.0419069 Jy ! Component: 2050 - total flux cleaned = 0.0427577 Jy ! Component: 2100 - total flux cleaned = 0.0435985 Jy ! Component: 2150 - total flux cleaned = 0.0443464 Jy ! Component: 2200 - total flux cleaned = 0.0445922 Jy ! Component: 2250 - total flux cleaned = 0.0452438 Jy ! Component: 2300 - total flux cleaned = 0.045889 Jy ! Component: 2350 - total flux cleaned = 0.0466078 Jy ! Component: 2400 - total flux cleaned = 0.0471622 Jy ! Component: 2450 - total flux cleaned = 0.0479445 Jy ! Component: 2500 - total flux cleaned = 0.0484864 Jy ! Component: 2550 - total flux cleaned = 0.0490985 Jy ! Component: 2600 - total flux cleaned = 0.0497793 Jy ! Component: 2650 - total flux cleaned = 0.0502294 Jy ! Component: 2700 - total flux cleaned = 0.0507496 Jy ! Component: 2750 - total flux cleaned = 0.0514111 Jy ! Component: 2800 - total flux cleaned = 0.05192 Jy ! Component: 2850 - total flux cleaned = 0.0527853 Jy ! Component: 2900 - total flux cleaned = 0.053213 Jy ! Component: 2950 - total flux cleaned = 0.0539199 Jy ! Component: 3000 - total flux cleaned = 0.0546191 Jy ! Component: 3050 - total flux cleaned = 0.0548971 Jy ! Component: 3100 - total flux cleaned = 0.0555142 Jy ! Component: 3150 - total flux cleaned = 0.056126 Jy ! Component: 3200 - total flux cleaned = 0.0564629 Jy ! Component: 3250 - total flux cleaned = 0.0573298 Jy ! Component: 3300 - total flux cleaned = 0.0579231 Jy ! Component: 3350 - total flux cleaned = 0.0580536 Jy ! Component: 3400 - total flux cleaned = 0.0587023 Jy ! Component: 3450 - total flux cleaned = 0.0591514 Jy ! Component: 3500 - total flux cleaned = 0.0597237 Jy ! Component: 3550 - total flux cleaned = 0.060354 Jy ! Component: 3600 - total flux cleaned = 0.0607277 Jy ! Component: 3650 - total flux cleaned = 0.0612219 Jy ! Component: 3700 - total flux cleaned = 0.0616506 Jy ! Component: 3750 - total flux cleaned = 0.0620766 Jy ! Component: 3800 - total flux cleaned = 0.0624984 Jy ! Component: 3850 - total flux cleaned = 0.0632746 Jy ! Component: 3900 - total flux cleaned = 0.0635109 Jy ! Component: 3950 - total flux cleaned = 0.0639218 Jy ! Component: 4000 - total flux cleaned = 0.0645608 Jy ! Component: 4050 - total flux cleaned = 0.0650218 Jy ! Total flux subtracted in 4096 components = 0.0654784 Jy ! Clean residual min=-0.003016 max=0.002898 Jy/beam ! Clean residual mean=0.000006 rms=0.001019 Jy/beam ! Combined flux in latest and established models = 5.36537 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 615 components and 5.36537 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2052+3635_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.07 x 5.468 at -0.8067 degrees (North through East) ! Clean map min=-0.0065872 max=1.7136 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2052+3635_S_map.fits wmodel /vlbi/uf001/uva//J2052+3635_S_map.mod ! Writing 615 model components to file: /vlbi/uf001/uva//J2052+3635_S_map.mod wobs /vlbi/uf001/uva//J2052+3635_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2052+3635_S_uvs.fits wwins /vlbi/uf001/uva//J2052+3635_S_map.win ! wwins: Wrote 14 windows to /vlbi/uf001/uva//J2052+3635_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.71358 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00101608 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.177888 0.177888 0.355775 0.711551 1.4231 2.8462 5.6924 11.3848 22.7696 45.5392 91.0785 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.713 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1686.46 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2052+3635_S_dfm.log closed on Mon Jan 14 05:40:40 2019